1970 and 71 Stage 1 Camsafts - Any difference?

Discussion in 'Race 400/430/455' started by scrisp, Jan 13, 2004.

  1. scrisp

    scrisp WiP - Work in Progress

    I was just wondering, my dad has a 70 Stage 1 GS, but has a 71 Stage 1 short block that we installed, all of the parts (including the heads) are from the 70 motor. Will there be any difference in the HP/torque on the 71 motor?

    Does anyone have the specs on the two camshafts, or were they the same?

    Thanks,
    Scott
     
  2. buick535

    buick535 Well-Known Member


    I'm not sure about whether the cams are differnt between 70 and 71, most likely they are. However, the 71 will be a lower compression engine so there will be a power loss there over the 70 stg-1 shortblock.Jim Burek
     

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